1 (*===-- llvm/llvm.ml - LLVM Ocaml Interface --------------------------------===*
3 * The LLVM Compiler Infrastructure
5 * This file is distributed under the University of Illinois Open Source
6 * License. See LICENSE.TXT for details.
8 *===----------------------------------------------------------------------===*)
20 module TypeKind = struct
40 module Linkage = struct
43 | Available_externally
46 | Link_once_odr_auto_hide
61 module Visibility = struct
68 module CallConv = struct
76 module Attribute = struct
100 | Stackalignment of int
140 module Opcode = struct
142 | Invalid (* not an instruction *)
143 (* Terminator Instructions *)
151 (* Standard Binary Operators *)
164 (* Logical Operators *)
171 (* Memory Operators *)
189 (* Other Operators *)
210 module LandingPadClauseTy = struct
216 module ThreadLocalMode = struct
225 module AtomicOrdering = struct
234 | SequentiallyConsistent
237 module AtomicRMWBinOp = struct
252 module ValueKind = struct
261 | ConstantAggregateZero
268 | ConstantPointerNull
275 | Instruction of Opcode.t
278 exception IoError of string
280 external register_exns : exn -> unit = "llvm_register_core_exns"
281 let _ = register_exns (IoError "")
283 type ('a, 'b) llpos =
287 type ('a, 'b) llrev_pos =
291 (*===-- Contexts ----------------------------------------------------------===*)
292 external create_context : unit -> llcontext = "llvm_create_context"
293 external dispose_context : llcontext -> unit = "llvm_dispose_context"
294 external global_context : unit -> llcontext = "llvm_global_context"
295 external mdkind_id : llcontext -> string -> int = "llvm_mdkind_id"
297 (*===-- Modules -----------------------------------------------------------===*)
298 external create_module : llcontext -> string -> llmodule = "llvm_create_module"
299 external dispose_module : llmodule -> unit = "llvm_dispose_module"
300 external target_triple: llmodule -> string
301 = "llvm_target_triple"
302 external set_target_triple: string -> llmodule -> unit
303 = "llvm_set_target_triple"
304 external data_layout: llmodule -> string
306 external set_data_layout: string -> llmodule -> unit
307 = "llvm_set_data_layout"
308 external dump_module : llmodule -> unit = "llvm_dump_module"
309 external print_module : string -> llmodule -> unit = "llvm_print_module"
310 external string_of_llmodule : llmodule -> string = "llvm_string_of_llmodule"
311 external set_module_inline_asm : llmodule -> string -> unit
312 = "llvm_set_module_inline_asm"
313 external module_context : llmodule -> llcontext = "LLVMGetModuleContext"
315 (*===-- Types -------------------------------------------------------------===*)
316 external classify_type : lltype -> TypeKind.t = "llvm_classify_type"
317 external type_context : lltype -> llcontext = "llvm_type_context"
318 external type_is_sized : lltype -> bool = "llvm_type_is_sized"
319 external dump_type : lltype -> unit = "llvm_dump_type"
320 external string_of_lltype : lltype -> string = "llvm_string_of_lltype"
322 (*--... Operations on integer types ........................................--*)
323 external i1_type : llcontext -> lltype = "llvm_i1_type"
324 external i8_type : llcontext -> lltype = "llvm_i8_type"
325 external i16_type : llcontext -> lltype = "llvm_i16_type"
326 external i32_type : llcontext -> lltype = "llvm_i32_type"
327 external i64_type : llcontext -> lltype = "llvm_i64_type"
329 external integer_type : llcontext -> int -> lltype = "llvm_integer_type"
330 external integer_bitwidth : lltype -> int = "llvm_integer_bitwidth"
332 (*--... Operations on real types ...........................................--*)
333 external float_type : llcontext -> lltype = "llvm_float_type"
334 external double_type : llcontext -> lltype = "llvm_double_type"
335 external x86fp80_type : llcontext -> lltype = "llvm_x86fp80_type"
336 external fp128_type : llcontext -> lltype = "llvm_fp128_type"
337 external ppc_fp128_type : llcontext -> lltype = "llvm_ppc_fp128_type"
339 (*--... Operations on function types .......................................--*)
340 external function_type : lltype -> lltype array -> lltype = "llvm_function_type"
341 external var_arg_function_type : lltype -> lltype array -> lltype
342 = "llvm_var_arg_function_type"
343 external is_var_arg : lltype -> bool = "llvm_is_var_arg"
344 external return_type : lltype -> lltype = "LLVMGetReturnType"
345 external param_types : lltype -> lltype array = "llvm_param_types"
347 (*--... Operations on struct types .........................................--*)
348 external struct_type : llcontext -> lltype array -> lltype = "llvm_struct_type"
349 external packed_struct_type : llcontext -> lltype array -> lltype
350 = "llvm_packed_struct_type"
351 external struct_name : lltype -> string option = "llvm_struct_name"
352 external named_struct_type : llcontext -> string -> lltype =
353 "llvm_named_struct_type"
354 external struct_set_body : lltype -> lltype array -> bool -> unit =
355 "llvm_struct_set_body"
356 external struct_element_types : lltype -> lltype array
357 = "llvm_struct_element_types"
358 external is_packed : lltype -> bool = "llvm_is_packed"
359 external is_opaque : lltype -> bool = "llvm_is_opaque"
361 (*--... Operations on pointer, vector, and array types .....................--*)
362 external array_type : lltype -> int -> lltype = "llvm_array_type"
363 external pointer_type : lltype -> lltype = "llvm_pointer_type"
364 external qualified_pointer_type : lltype -> int -> lltype
365 = "llvm_qualified_pointer_type"
366 external vector_type : lltype -> int -> lltype = "llvm_vector_type"
368 external element_type : lltype -> lltype = "LLVMGetElementType"
369 external array_length : lltype -> int = "llvm_array_length"
370 external address_space : lltype -> int = "llvm_address_space"
371 external vector_size : lltype -> int = "llvm_vector_size"
373 (*--... Operations on other types ..........................................--*)
374 external void_type : llcontext -> lltype = "llvm_void_type"
375 external label_type : llcontext -> lltype = "llvm_label_type"
376 external x86_mmx_type : llcontext -> lltype = "llvm_x86_mmx_type"
377 external type_by_name : llmodule -> string -> lltype option = "llvm_type_by_name"
379 external classify_value : llvalue -> ValueKind.t = "llvm_classify_value"
380 (*===-- Values ------------------------------------------------------------===*)
381 external type_of : llvalue -> lltype = "llvm_type_of"
382 external value_name : llvalue -> string = "llvm_value_name"
383 external set_value_name : string -> llvalue -> unit = "llvm_set_value_name"
384 external dump_value : llvalue -> unit = "llvm_dump_value"
385 external string_of_llvalue : llvalue -> string = "llvm_string_of_llvalue"
386 external replace_all_uses_with : llvalue -> llvalue -> unit
387 = "llvm_replace_all_uses_with"
389 (*--... Operations on uses .................................................--*)
390 external use_begin : llvalue -> lluse option = "llvm_use_begin"
391 external use_succ : lluse -> lluse option = "llvm_use_succ"
392 external user : lluse -> llvalue = "llvm_user"
393 external used_value : lluse -> llvalue = "llvm_used_value"
396 let rec aux = function
404 let fold_left_uses f init v =
408 | Some u -> aux (f init u) (use_succ u)
410 aux init (use_begin v)
412 let fold_right_uses f v init =
416 | Some u -> f u (aux (use_succ u) init)
418 aux (use_begin v) init
421 (*--... Operations on users ................................................--*)
422 external operand : llvalue -> int -> llvalue = "llvm_operand"
423 external set_operand : llvalue -> int -> llvalue -> unit = "llvm_set_operand"
424 external num_operands : llvalue -> int = "llvm_num_operands"
426 (*--... Operations on constants of (mostly) any type .......................--*)
427 external is_constant : llvalue -> bool = "llvm_is_constant"
428 external const_null : lltype -> llvalue = "LLVMConstNull"
429 external const_all_ones : (*int|vec*)lltype -> llvalue = "LLVMConstAllOnes"
430 external const_pointer_null : lltype -> llvalue = "LLVMConstPointerNull"
431 external undef : lltype -> llvalue = "LLVMGetUndef"
432 external is_null : llvalue -> bool = "llvm_is_null"
433 external is_undef : llvalue -> bool = "llvm_is_undef"
434 external constexpr_opcode : llvalue -> Opcode.t = "llvm_constexpr_get_opcode"
436 (*--... Operations on instructions .........................................--*)
437 external has_metadata : llvalue -> bool = "llvm_has_metadata"
438 external metadata : llvalue -> int -> llvalue option = "llvm_metadata"
439 external set_metadata : llvalue -> int -> llvalue -> unit = "llvm_set_metadata"
440 external clear_metadata : llvalue -> int -> unit = "llvm_clear_metadata"
442 (*--... Operations on metadata .......,.....................................--*)
443 external mdstring : llcontext -> string -> llvalue = "llvm_mdstring"
444 external mdnode : llcontext -> llvalue array -> llvalue = "llvm_mdnode"
445 external get_mdstring : llvalue -> string option = "llvm_get_mdstring"
446 external get_named_metadata : llmodule -> string -> llvalue array
448 external add_named_metadata_operand : llmodule -> string -> llvalue -> unit
449 = "llvm_append_namedmd"
451 (*--... Operations on scalar constants .....................................--*)
452 external const_int : lltype -> int -> llvalue = "llvm_const_int"
453 external const_of_int64 : lltype -> Int64.t -> bool -> llvalue
454 = "llvm_const_of_int64"
455 external int64_of_const : llvalue -> Int64.t option
456 = "llvm_int64_of_const"
457 external const_int_of_string : lltype -> string -> int -> llvalue
458 = "llvm_const_int_of_string"
459 external const_float : lltype -> float -> llvalue = "llvm_const_float"
460 external const_float_of_string : lltype -> string -> llvalue
461 = "llvm_const_float_of_string"
463 (*--... Operations on composite constants ..................................--*)
464 external const_string : llcontext -> string -> llvalue = "llvm_const_string"
465 external const_stringz : llcontext -> string -> llvalue = "llvm_const_stringz"
466 external const_array : lltype -> llvalue array -> llvalue = "llvm_const_array"
467 external const_struct : llcontext -> llvalue array -> llvalue
468 = "llvm_const_struct"
469 external const_named_struct : lltype -> llvalue array -> llvalue
470 = "llvm_const_named_struct"
471 external const_packed_struct : llcontext -> llvalue array -> llvalue
472 = "llvm_const_packed_struct"
473 external const_vector : llvalue array -> llvalue = "llvm_const_vector"
475 (*--... Constant expressions ...............................................--*)
476 external align_of : lltype -> llvalue = "LLVMAlignOf"
477 external size_of : lltype -> llvalue = "LLVMSizeOf"
478 external const_neg : llvalue -> llvalue = "LLVMConstNeg"
479 external const_nsw_neg : llvalue -> llvalue = "LLVMConstNSWNeg"
480 external const_nuw_neg : llvalue -> llvalue = "LLVMConstNUWNeg"
481 external const_fneg : llvalue -> llvalue = "LLVMConstFNeg"
482 external const_not : llvalue -> llvalue = "LLVMConstNot"
483 external const_add : llvalue -> llvalue -> llvalue = "LLVMConstAdd"
484 external const_nsw_add : llvalue -> llvalue -> llvalue = "LLVMConstNSWAdd"
485 external const_nuw_add : llvalue -> llvalue -> llvalue = "LLVMConstNUWAdd"
486 external const_fadd : llvalue -> llvalue -> llvalue = "LLVMConstFAdd"
487 external const_sub : llvalue -> llvalue -> llvalue = "LLVMConstSub"
488 external const_nsw_sub : llvalue -> llvalue -> llvalue = "LLVMConstNSWSub"
489 external const_nuw_sub : llvalue -> llvalue -> llvalue = "LLVMConstNUWSub"
490 external const_fsub : llvalue -> llvalue -> llvalue = "LLVMConstFSub"
491 external const_mul : llvalue -> llvalue -> llvalue = "LLVMConstMul"
492 external const_nsw_mul : llvalue -> llvalue -> llvalue = "LLVMConstNSWMul"
493 external const_nuw_mul : llvalue -> llvalue -> llvalue = "LLVMConstNUWMul"
494 external const_fmul : llvalue -> llvalue -> llvalue = "LLVMConstFMul"
495 external const_udiv : llvalue -> llvalue -> llvalue = "LLVMConstUDiv"
496 external const_sdiv : llvalue -> llvalue -> llvalue = "LLVMConstSDiv"
497 external const_exact_sdiv : llvalue -> llvalue -> llvalue = "LLVMConstExactSDiv"
498 external const_fdiv : llvalue -> llvalue -> llvalue = "LLVMConstFDiv"
499 external const_urem : llvalue -> llvalue -> llvalue = "LLVMConstURem"
500 external const_srem : llvalue -> llvalue -> llvalue = "LLVMConstSRem"
501 external const_frem : llvalue -> llvalue -> llvalue = "LLVMConstFRem"
502 external const_and : llvalue -> llvalue -> llvalue = "LLVMConstAnd"
503 external const_or : llvalue -> llvalue -> llvalue = "LLVMConstOr"
504 external const_xor : llvalue -> llvalue -> llvalue = "LLVMConstXor"
505 external const_icmp : Icmp.t -> llvalue -> llvalue -> llvalue
507 external const_fcmp : Fcmp.t -> llvalue -> llvalue -> llvalue
509 external const_shl : llvalue -> llvalue -> llvalue = "LLVMConstShl"
510 external const_lshr : llvalue -> llvalue -> llvalue = "LLVMConstLShr"
511 external const_ashr : llvalue -> llvalue -> llvalue = "LLVMConstAShr"
512 external const_gep : llvalue -> llvalue array -> llvalue = "llvm_const_gep"
513 external const_in_bounds_gep : llvalue -> llvalue array -> llvalue
514 = "llvm_const_in_bounds_gep"
515 external const_trunc : llvalue -> lltype -> llvalue = "LLVMConstTrunc"
516 external const_sext : llvalue -> lltype -> llvalue = "LLVMConstSExt"
517 external const_zext : llvalue -> lltype -> llvalue = "LLVMConstZExt"
518 external const_fptrunc : llvalue -> lltype -> llvalue = "LLVMConstFPTrunc"
519 external const_fpext : llvalue -> lltype -> llvalue = "LLVMConstFPExt"
520 external const_uitofp : llvalue -> lltype -> llvalue = "LLVMConstUIToFP"
521 external const_sitofp : llvalue -> lltype -> llvalue = "LLVMConstSIToFP"
522 external const_fptoui : llvalue -> lltype -> llvalue = "LLVMConstFPToUI"
523 external const_fptosi : llvalue -> lltype -> llvalue = "LLVMConstFPToSI"
524 external const_ptrtoint : llvalue -> lltype -> llvalue = "LLVMConstPtrToInt"
525 external const_inttoptr : llvalue -> lltype -> llvalue = "LLVMConstIntToPtr"
526 external const_bitcast : llvalue -> lltype -> llvalue = "LLVMConstBitCast"
527 external const_zext_or_bitcast : llvalue -> lltype -> llvalue
528 = "LLVMConstZExtOrBitCast"
529 external const_sext_or_bitcast : llvalue -> lltype -> llvalue
530 = "LLVMConstSExtOrBitCast"
531 external const_trunc_or_bitcast : llvalue -> lltype -> llvalue
532 = "LLVMConstTruncOrBitCast"
533 external const_pointercast : llvalue -> lltype -> llvalue
534 = "LLVMConstPointerCast"
535 external const_intcast : llvalue -> lltype -> is_signed:bool -> llvalue
536 = "llvm_const_intcast"
537 external const_fpcast : llvalue -> lltype -> llvalue = "LLVMConstFPCast"
538 external const_select : llvalue -> llvalue -> llvalue -> llvalue
540 external const_extractelement : llvalue -> llvalue -> llvalue
541 = "LLVMConstExtractElement"
542 external const_insertelement : llvalue -> llvalue -> llvalue -> llvalue
543 = "LLVMConstInsertElement"
544 external const_shufflevector : llvalue -> llvalue -> llvalue -> llvalue
545 = "LLVMConstShuffleVector"
546 external const_extractvalue : llvalue -> int array -> llvalue
547 = "llvm_const_extractvalue"
548 external const_insertvalue : llvalue -> llvalue -> int array -> llvalue
549 = "llvm_const_insertvalue"
550 external const_inline_asm : lltype -> string -> string -> bool -> bool ->
552 = "llvm_const_inline_asm"
553 external block_address : llvalue -> llbasicblock -> llvalue = "LLVMBlockAddress"
555 (*--... Operations on global variables, functions, and aliases (globals) ...--*)
556 external global_parent : llvalue -> llmodule = "LLVMGetGlobalParent"
557 external is_declaration : llvalue -> bool = "llvm_is_declaration"
558 external linkage : llvalue -> Linkage.t = "llvm_linkage"
559 external set_linkage : Linkage.t -> llvalue -> unit = "llvm_set_linkage"
560 external section : llvalue -> string = "llvm_section"
561 external set_section : string -> llvalue -> unit = "llvm_set_section"
562 external visibility : llvalue -> Visibility.t = "llvm_visibility"
563 external set_visibility : Visibility.t -> llvalue -> unit = "llvm_set_visibility"
564 external alignment : llvalue -> int = "llvm_alignment"
565 external set_alignment : int -> llvalue -> unit = "llvm_set_alignment"
566 external is_global_constant : llvalue -> bool = "llvm_is_global_constant"
567 external set_global_constant : bool -> llvalue -> unit
568 = "llvm_set_global_constant"
570 (*--... Operations on global variables .....................................--*)
571 external declare_global : lltype -> string -> llmodule -> llvalue
572 = "llvm_declare_global"
573 external declare_qualified_global : lltype -> string -> int -> llmodule ->
575 = "llvm_declare_qualified_global"
576 external define_global : string -> llvalue -> llmodule -> llvalue
577 = "llvm_define_global"
578 external define_qualified_global : string -> llvalue -> int -> llmodule ->
580 = "llvm_define_qualified_global"
581 external lookup_global : string -> llmodule -> llvalue option
582 = "llvm_lookup_global"
583 external delete_global : llvalue -> unit = "llvm_delete_global"
584 external global_initializer : llvalue -> llvalue = "LLVMGetInitializer"
585 external set_initializer : llvalue -> llvalue -> unit = "llvm_set_initializer"
586 external remove_initializer : llvalue -> unit = "llvm_remove_initializer"
587 external is_thread_local : llvalue -> bool = "llvm_is_thread_local"
588 external set_thread_local : bool -> llvalue -> unit = "llvm_set_thread_local"
589 external thread_local_mode : llvalue -> ThreadLocalMode.t
590 = "llvm_thread_local_mode"
591 external set_thread_local_mode : ThreadLocalMode.t -> llvalue -> unit
592 = "llvm_set_thread_local_mode"
593 external is_externally_initialized : llvalue -> bool
594 = "llvm_is_externally_initialized"
595 external set_externally_initialized : bool -> llvalue -> unit
596 = "llvm_set_externally_initialized"
597 external global_begin : llmodule -> (llmodule, llvalue) llpos
598 = "llvm_global_begin"
599 external global_succ : llvalue -> (llmodule, llvalue) llpos
601 external global_end : llmodule -> (llmodule, llvalue) llrev_pos
603 external global_pred : llvalue -> (llmodule, llvalue) llrev_pos
606 let rec iter_global_range f i e =
607 if i = e then () else
609 | At_end _ -> raise (Invalid_argument "Invalid global variable range.")
612 iter_global_range f (global_succ bb) e
614 let iter_globals f m =
615 iter_global_range f (global_begin m) (At_end m)
617 let rec fold_left_global_range f init i e =
618 if i = e then init else
620 | At_end _ -> raise (Invalid_argument "Invalid global variable range.")
621 | Before bb -> fold_left_global_range f (f init bb) (global_succ bb) e
623 let fold_left_globals f init m =
624 fold_left_global_range f init (global_begin m) (At_end m)
626 let rec rev_iter_global_range f i e =
627 if i = e then () else
629 | At_start _ -> raise (Invalid_argument "Invalid global variable range.")
632 rev_iter_global_range f (global_pred bb) e
634 let rev_iter_globals f m =
635 rev_iter_global_range f (global_end m) (At_start m)
637 let rec fold_right_global_range f i e init =
638 if i = e then init else
640 | At_start _ -> raise (Invalid_argument "Invalid global variable range.")
641 | After bb -> fold_right_global_range f (global_pred bb) e (f bb init)
643 let fold_right_globals f m init =
644 fold_right_global_range f (global_end m) (At_start m) init
646 (*--... Operations on aliases ..............................................--*)
647 external add_alias : llmodule -> lltype -> llvalue -> string -> llvalue
650 (*--... Operations on functions ............................................--*)
651 external declare_function : string -> lltype -> llmodule -> llvalue
652 = "llvm_declare_function"
653 external define_function : string -> lltype -> llmodule -> llvalue
654 = "llvm_define_function"
655 external lookup_function : string -> llmodule -> llvalue option
656 = "llvm_lookup_function"
657 external delete_function : llvalue -> unit = "llvm_delete_function"
658 external is_intrinsic : llvalue -> bool = "llvm_is_intrinsic"
659 external function_call_conv : llvalue -> int = "llvm_function_call_conv"
660 external set_function_call_conv : int -> llvalue -> unit
661 = "llvm_set_function_call_conv"
662 external gc : llvalue -> string option = "llvm_gc"
663 external set_gc : string option -> llvalue -> unit = "llvm_set_gc"
664 external function_begin : llmodule -> (llmodule, llvalue) llpos
665 = "llvm_function_begin"
666 external function_succ : llvalue -> (llmodule, llvalue) llpos
667 = "llvm_function_succ"
668 external function_end : llmodule -> (llmodule, llvalue) llrev_pos
669 = "llvm_function_end"
670 external function_pred : llvalue -> (llmodule, llvalue) llrev_pos
671 = "llvm_function_pred"
673 let rec iter_function_range f i e =
674 if i = e then () else
676 | At_end _ -> raise (Invalid_argument "Invalid function range.")
679 iter_function_range f (function_succ fn) e
681 let iter_functions f m =
682 iter_function_range f (function_begin m) (At_end m)
684 let rec fold_left_function_range f init i e =
685 if i = e then init else
687 | At_end _ -> raise (Invalid_argument "Invalid function range.")
688 | Before fn -> fold_left_function_range f (f init fn) (function_succ fn) e
690 let fold_left_functions f init m =
691 fold_left_function_range f init (function_begin m) (At_end m)
693 let rec rev_iter_function_range f i e =
694 if i = e then () else
696 | At_start _ -> raise (Invalid_argument "Invalid function range.")
699 rev_iter_function_range f (function_pred fn) e
701 let rev_iter_functions f m =
702 rev_iter_function_range f (function_end m) (At_start m)
704 let rec fold_right_function_range f i e init =
705 if i = e then init else
707 | At_start _ -> raise (Invalid_argument "Invalid function range.")
708 | After fn -> fold_right_function_range f (function_pred fn) e (f fn init)
710 let fold_right_functions f m init =
711 fold_right_function_range f (function_end m) (At_start m) init
713 external llvm_add_function_attr : llvalue -> int32 -> unit
714 = "llvm_add_function_attr"
715 external llvm_remove_function_attr : llvalue -> int32 -> unit
716 = "llvm_remove_function_attr"
717 external llvm_function_attr : llvalue -> int32 = "llvm_function_attr"
719 let pack_attr (attr:Attribute.t) : int32 =
721 Attribute.Zext -> Int32.shift_left 1l 0
722 | Attribute.Sext -> Int32.shift_left 1l 1
723 | Attribute.Noreturn -> Int32.shift_left 1l 2
724 | Attribute.Inreg -> Int32.shift_left 1l 3
725 | Attribute.Structret -> Int32.shift_left 1l 4
726 | Attribute.Nounwind -> Int32.shift_left 1l 5
727 | Attribute.Noalias -> Int32.shift_left 1l 6
728 | Attribute.Byval -> Int32.shift_left 1l 7
729 | Attribute.Nest -> Int32.shift_left 1l 8
730 | Attribute.Readnone -> Int32.shift_left 1l 9
731 | Attribute.Readonly -> Int32.shift_left 1l 10
732 | Attribute.Noinline -> Int32.shift_left 1l 11
733 | Attribute.Alwaysinline -> Int32.shift_left 1l 12
734 | Attribute.Optsize -> Int32.shift_left 1l 13
735 | Attribute.Ssp -> Int32.shift_left 1l 14
736 | Attribute.Sspreq -> Int32.shift_left 1l 15
737 | Attribute.Alignment n -> Int32.shift_left (Int32.of_int n) 16
738 | Attribute.Nocapture -> Int32.shift_left 1l 21
739 | Attribute.Noredzone -> Int32.shift_left 1l 22
740 | Attribute.Noimplicitfloat -> Int32.shift_left 1l 23
741 | Attribute.Naked -> Int32.shift_left 1l 24
742 | Attribute.Inlinehint -> Int32.shift_left 1l 25
743 | Attribute.Stackalignment n -> Int32.shift_left (Int32.of_int n) 26
744 | Attribute.ReturnsTwice -> Int32.shift_left 1l 29
745 | Attribute.UWTable -> Int32.shift_left 1l 30
746 | Attribute.NonLazyBind -> Int32.shift_left 1l 31
748 let unpack_attr (a : int32) : Attribute.t list =
751 Int32.logand (pack_attr attr) a in
753 if (check attr) <> 0l then begin
757 checkattr Attribute.Zext;
758 checkattr Attribute.Sext;
759 checkattr Attribute.Noreturn;
760 checkattr Attribute.Inreg;
761 checkattr Attribute.Structret;
762 checkattr Attribute.Nounwind;
763 checkattr Attribute.Noalias;
764 checkattr Attribute.Byval;
765 checkattr Attribute.Nest;
766 checkattr Attribute.Readnone;
767 checkattr Attribute.Readonly;
768 checkattr Attribute.Noinline;
769 checkattr Attribute.Alwaysinline;
770 checkattr Attribute.Optsize;
771 checkattr Attribute.Ssp;
772 checkattr Attribute.Sspreq;
773 let align = Int32.logand (Int32.shift_right_logical a 16) 31l in
775 l := Attribute.Alignment (Int32.to_int align) :: !l;
776 checkattr Attribute.Nocapture;
777 checkattr Attribute.Noredzone;
778 checkattr Attribute.Noimplicitfloat;
779 checkattr Attribute.Naked;
780 checkattr Attribute.Inlinehint;
781 let stackalign = Int32.logand (Int32.shift_right_logical a 26) 7l in
782 if stackalign <> 0l then
783 l := Attribute.Stackalignment (Int32.to_int stackalign) :: !l;
784 checkattr Attribute.ReturnsTwice;
785 checkattr Attribute.UWTable;
786 checkattr Attribute.NonLazyBind;
789 let add_function_attr llval attr =
790 llvm_add_function_attr llval (pack_attr attr)
792 external add_target_dependent_function_attr
793 : llvalue -> string -> string -> unit
794 = "llvm_add_target_dependent_function_attr"
796 let remove_function_attr llval attr =
797 llvm_remove_function_attr llval (pack_attr attr)
799 let function_attr f = unpack_attr (llvm_function_attr f)
801 (*--... Operations on params ...............................................--*)
802 external params : llvalue -> llvalue array = "llvm_params"
803 external param : llvalue -> int -> llvalue = "llvm_param"
804 external llvm_param_attr : llvalue -> int32 = "llvm_param_attr"
805 let param_attr p = unpack_attr (llvm_param_attr p)
806 external param_parent : llvalue -> llvalue = "LLVMGetParamParent"
807 external param_begin : llvalue -> (llvalue, llvalue) llpos = "llvm_param_begin"
808 external param_succ : llvalue -> (llvalue, llvalue) llpos = "llvm_param_succ"
809 external param_end : llvalue -> (llvalue, llvalue) llrev_pos = "llvm_param_end"
810 external param_pred : llvalue -> (llvalue, llvalue) llrev_pos ="llvm_param_pred"
812 let rec iter_param_range f i e =
813 if i = e then () else
815 | At_end _ -> raise (Invalid_argument "Invalid parameter range.")
818 iter_param_range f (param_succ p) e
820 let iter_params f fn =
821 iter_param_range f (param_begin fn) (At_end fn)
823 let rec fold_left_param_range f init i e =
824 if i = e then init else
826 | At_end _ -> raise (Invalid_argument "Invalid parameter range.")
827 | Before p -> fold_left_param_range f (f init p) (param_succ p) e
829 let fold_left_params f init fn =
830 fold_left_param_range f init (param_begin fn) (At_end fn)
832 let rec rev_iter_param_range f i e =
833 if i = e then () else
835 | At_start _ -> raise (Invalid_argument "Invalid parameter range.")
838 rev_iter_param_range f (param_pred p) e
840 let rev_iter_params f fn =
841 rev_iter_param_range f (param_end fn) (At_start fn)
843 let rec fold_right_param_range f init i e =
844 if i = e then init else
846 | At_start _ -> raise (Invalid_argument "Invalid parameter range.")
847 | After p -> fold_right_param_range f (f p init) (param_pred p) e
849 let fold_right_params f fn init =
850 fold_right_param_range f init (param_end fn) (At_start fn)
852 external llvm_add_param_attr : llvalue -> int32 -> unit
853 = "llvm_add_param_attr"
854 external llvm_remove_param_attr : llvalue -> int32 -> unit
855 = "llvm_remove_param_attr"
857 let add_param_attr llval attr =
858 llvm_add_param_attr llval (pack_attr attr)
860 let remove_param_attr llval attr =
861 llvm_remove_param_attr llval (pack_attr attr)
863 external set_param_alignment : llvalue -> int -> unit
864 = "llvm_set_param_alignment"
866 (*--... Operations on basic blocks .........................................--*)
867 external value_of_block : llbasicblock -> llvalue = "LLVMBasicBlockAsValue"
868 external value_is_block : llvalue -> bool = "llvm_value_is_block"
869 external block_of_value : llvalue -> llbasicblock = "LLVMValueAsBasicBlock"
870 external block_parent : llbasicblock -> llvalue = "LLVMGetBasicBlockParent"
871 external basic_blocks : llvalue -> llbasicblock array = "llvm_basic_blocks"
872 external entry_block : llvalue -> llbasicblock = "LLVMGetEntryBasicBlock"
873 external delete_block : llbasicblock -> unit = "llvm_delete_block"
874 external remove_block : llbasicblock -> unit = "llvm_remove_block"
875 external move_block_before : llbasicblock -> llbasicblock -> unit
876 = "llvm_move_block_before"
877 external move_block_after : llbasicblock -> llbasicblock -> unit
878 = "llvm_move_block_after"
879 external append_block : llcontext -> string -> llvalue -> llbasicblock
880 = "llvm_append_block"
881 external insert_block : llcontext -> string -> llbasicblock -> llbasicblock
882 = "llvm_insert_block"
883 external block_begin : llvalue -> (llvalue, llbasicblock) llpos
885 external block_succ : llbasicblock -> (llvalue, llbasicblock) llpos
887 external block_end : llvalue -> (llvalue, llbasicblock) llrev_pos
889 external block_pred : llbasicblock -> (llvalue, llbasicblock) llrev_pos
891 external block_terminator : llbasicblock -> llvalue option =
892 "llvm_block_terminator"
894 let rec iter_block_range f i e =
895 if i = e then () else
897 | At_end _ -> raise (Invalid_argument "Invalid block range.")
900 iter_block_range f (block_succ bb) e
902 let iter_blocks f fn =
903 iter_block_range f (block_begin fn) (At_end fn)
905 let rec fold_left_block_range f init i e =
906 if i = e then init else
908 | At_end _ -> raise (Invalid_argument "Invalid block range.")
909 | Before bb -> fold_left_block_range f (f init bb) (block_succ bb) e
911 let fold_left_blocks f init fn =
912 fold_left_block_range f init (block_begin fn) (At_end fn)
914 let rec rev_iter_block_range f i e =
915 if i = e then () else
917 | At_start _ -> raise (Invalid_argument "Invalid block range.")
920 rev_iter_block_range f (block_pred bb) e
922 let rev_iter_blocks f fn =
923 rev_iter_block_range f (block_end fn) (At_start fn)
925 let rec fold_right_block_range f init i e =
926 if i = e then init else
928 | At_start _ -> raise (Invalid_argument "Invalid block range.")
929 | After bb -> fold_right_block_range f (f bb init) (block_pred bb) e
931 let fold_right_blocks f fn init =
932 fold_right_block_range f init (block_end fn) (At_start fn)
934 (*--... Operations on instructions .........................................--*)
935 external instr_parent : llvalue -> llbasicblock = "LLVMGetInstructionParent"
936 external instr_begin : llbasicblock -> (llbasicblock, llvalue) llpos
938 external instr_succ : llvalue -> (llbasicblock, llvalue) llpos
940 external instr_end : llbasicblock -> (llbasicblock, llvalue) llrev_pos
942 external instr_pred : llvalue -> (llbasicblock, llvalue) llrev_pos
945 external instr_opcode : llvalue -> Opcode.t = "llvm_instr_get_opcode"
946 external icmp_predicate : llvalue -> Icmp.t option = "llvm_instr_icmp_predicate"
948 let rec iter_instrs_range f i e =
949 if i = e then () else
951 | At_end _ -> raise (Invalid_argument "Invalid instruction range.")
954 iter_instrs_range f (instr_succ i) e
956 let iter_instrs f bb =
957 iter_instrs_range f (instr_begin bb) (At_end bb)
959 let rec fold_left_instrs_range f init i e =
960 if i = e then init else
962 | At_end _ -> raise (Invalid_argument "Invalid instruction range.")
963 | Before i -> fold_left_instrs_range f (f init i) (instr_succ i) e
965 let fold_left_instrs f init bb =
966 fold_left_instrs_range f init (instr_begin bb) (At_end bb)
968 let rec rev_iter_instrs_range f i e =
969 if i = e then () else
971 | At_start _ -> raise (Invalid_argument "Invalid instruction range.")
974 rev_iter_instrs_range f (instr_pred i) e
976 let rev_iter_instrs f bb =
977 rev_iter_instrs_range f (instr_end bb) (At_start bb)
979 let rec fold_right_instr_range f i e init =
980 if i = e then init else
982 | At_start _ -> raise (Invalid_argument "Invalid instruction range.")
983 | After i -> fold_right_instr_range f (instr_pred i) e (f i init)
985 let fold_right_instrs f bb init =
986 fold_right_instr_range f (instr_end bb) (At_start bb) init
989 (*--... Operations on call sites ...........................................--*)
990 external instruction_call_conv: llvalue -> int
991 = "llvm_instruction_call_conv"
992 external set_instruction_call_conv: int -> llvalue -> unit
993 = "llvm_set_instruction_call_conv"
995 external llvm_add_instruction_param_attr : llvalue -> int -> int32 -> unit
996 = "llvm_add_instruction_param_attr"
997 external llvm_remove_instruction_param_attr : llvalue -> int -> int32 -> unit
998 = "llvm_remove_instruction_param_attr"
1000 let add_instruction_param_attr llval i attr =
1001 llvm_add_instruction_param_attr llval i (pack_attr attr)
1003 let remove_instruction_param_attr llval i attr =
1004 llvm_remove_instruction_param_attr llval i (pack_attr attr)
1006 (*--... Operations on call instructions (only) .............................--*)
1007 external is_tail_call : llvalue -> bool = "llvm_is_tail_call"
1008 external set_tail_call : bool -> llvalue -> unit = "llvm_set_tail_call"
1010 (*--... Operations on load/store instructions (only) .......................--*)
1011 external is_volatile : llvalue -> bool = "llvm_is_volatile"
1012 external set_volatile : bool -> llvalue -> unit = "llvm_set_volatile"
1014 (*--... Operations on phi nodes ............................................--*)
1015 external add_incoming : (llvalue * llbasicblock) -> llvalue -> unit
1016 = "llvm_add_incoming"
1017 external incoming : llvalue -> (llvalue * llbasicblock) list = "llvm_incoming"
1019 external delete_instruction : llvalue -> unit = "llvm_delete_instruction"
1021 (*===-- Instruction builders ----------------------------------------------===*)
1022 external builder : llcontext -> llbuilder = "llvm_builder"
1023 external position_builder : (llbasicblock, llvalue) llpos -> llbuilder -> unit
1024 = "llvm_position_builder"
1025 external insertion_block : llbuilder -> llbasicblock = "llvm_insertion_block"
1026 external insert_into_builder : llvalue -> string -> llbuilder -> unit
1027 = "llvm_insert_into_builder"
1029 let builder_at context ip =
1030 let b = builder context in
1031 position_builder ip b;
1034 let builder_before context i = builder_at context (Before i)
1035 let builder_at_end context bb = builder_at context (At_end bb)
1037 let position_before i = position_builder (Before i)
1038 let position_at_end bb = position_builder (At_end bb)
1041 (*--... Metadata ...........................................................--*)
1042 external set_current_debug_location : llbuilder -> llvalue -> unit
1043 = "llvm_set_current_debug_location"
1044 external clear_current_debug_location : llbuilder -> unit
1045 = "llvm_clear_current_debug_location"
1046 external current_debug_location : llbuilder -> llvalue option
1047 = "llvm_current_debug_location"
1048 external set_inst_debug_location : llbuilder -> llvalue -> unit
1049 = "llvm_set_inst_debug_location"
1052 (*--... Terminators ........................................................--*)
1053 external build_ret_void : llbuilder -> llvalue = "llvm_build_ret_void"
1054 external build_ret : llvalue -> llbuilder -> llvalue = "llvm_build_ret"
1055 external build_aggregate_ret : llvalue array -> llbuilder -> llvalue
1056 = "llvm_build_aggregate_ret"
1057 external build_br : llbasicblock -> llbuilder -> llvalue = "llvm_build_br"
1058 external build_cond_br : llvalue -> llbasicblock -> llbasicblock -> llbuilder ->
1059 llvalue = "llvm_build_cond_br"
1060 external build_switch : llvalue -> llbasicblock -> int -> llbuilder -> llvalue
1061 = "llvm_build_switch"
1062 external build_malloc : lltype -> string -> llbuilder -> llvalue =
1064 external build_array_malloc : lltype -> llvalue -> string -> llbuilder ->
1065 llvalue = "llvm_build_array_malloc"
1066 external build_free : llvalue -> llbuilder -> llvalue = "llvm_build_free"
1067 external add_case : llvalue -> llvalue -> llbasicblock -> unit
1069 external switch_default_dest : llvalue -> llbasicblock =
1070 "LLVMGetSwitchDefaultDest"
1071 external build_indirect_br : llvalue -> int -> llbuilder -> llvalue
1072 = "llvm_build_indirect_br"
1073 external add_destination : llvalue -> llbasicblock -> unit
1074 = "llvm_add_destination"
1075 external build_invoke : llvalue -> llvalue array -> llbasicblock ->
1076 llbasicblock -> string -> llbuilder -> llvalue
1077 = "llvm_build_invoke_bc" "llvm_build_invoke_nat"
1078 external build_landingpad : lltype -> llvalue -> int -> string -> llbuilder ->
1079 llvalue = "llvm_build_landingpad"
1080 external set_cleanup : llvalue -> bool -> unit = "llvm_set_cleanup"
1081 external add_clause : llvalue -> llvalue -> unit = "llvm_add_clause"
1082 external build_resume : llvalue -> llbuilder -> llvalue = "llvm_build_resume"
1083 external build_unreachable : llbuilder -> llvalue = "llvm_build_unreachable"
1085 (*--... Arithmetic .........................................................--*)
1086 external build_add : llvalue -> llvalue -> string -> llbuilder -> llvalue
1088 external build_nsw_add : llvalue -> llvalue -> string -> llbuilder -> llvalue
1089 = "llvm_build_nsw_add"
1090 external build_nuw_add : llvalue -> llvalue -> string -> llbuilder -> llvalue
1091 = "llvm_build_nuw_add"
1092 external build_fadd : llvalue -> llvalue -> string -> llbuilder -> llvalue
1094 external build_sub : llvalue -> llvalue -> string -> llbuilder -> llvalue
1096 external build_nsw_sub : llvalue -> llvalue -> string -> llbuilder -> llvalue
1097 = "llvm_build_nsw_sub"
1098 external build_nuw_sub : llvalue -> llvalue -> string -> llbuilder -> llvalue
1099 = "llvm_build_nuw_sub"
1100 external build_fsub : llvalue -> llvalue -> string -> llbuilder -> llvalue
1102 external build_mul : llvalue -> llvalue -> string -> llbuilder -> llvalue
1104 external build_nsw_mul : llvalue -> llvalue -> string -> llbuilder -> llvalue
1105 = "llvm_build_nsw_mul"
1106 external build_nuw_mul : llvalue -> llvalue -> string -> llbuilder -> llvalue
1107 = "llvm_build_nuw_mul"
1108 external build_fmul : llvalue -> llvalue -> string -> llbuilder -> llvalue
1110 external build_udiv : llvalue -> llvalue -> string -> llbuilder -> llvalue
1112 external build_sdiv : llvalue -> llvalue -> string -> llbuilder -> llvalue
1114 external build_exact_sdiv : llvalue -> llvalue -> string -> llbuilder -> llvalue
1115 = "llvm_build_exact_sdiv"
1116 external build_fdiv : llvalue -> llvalue -> string -> llbuilder -> llvalue
1118 external build_urem : llvalue -> llvalue -> string -> llbuilder -> llvalue
1120 external build_srem : llvalue -> llvalue -> string -> llbuilder -> llvalue
1122 external build_frem : llvalue -> llvalue -> string -> llbuilder -> llvalue
1124 external build_shl : llvalue -> llvalue -> string -> llbuilder -> llvalue
1126 external build_lshr : llvalue -> llvalue -> string -> llbuilder -> llvalue
1128 external build_ashr : llvalue -> llvalue -> string -> llbuilder -> llvalue
1130 external build_and : llvalue -> llvalue -> string -> llbuilder -> llvalue
1132 external build_or : llvalue -> llvalue -> string -> llbuilder -> llvalue
1134 external build_xor : llvalue -> llvalue -> string -> llbuilder -> llvalue
1136 external build_neg : llvalue -> string -> llbuilder -> llvalue
1138 external build_nsw_neg : llvalue -> string -> llbuilder -> llvalue
1139 = "llvm_build_nsw_neg"
1140 external build_nuw_neg : llvalue -> string -> llbuilder -> llvalue
1141 = "llvm_build_nuw_neg"
1142 external build_fneg : llvalue -> string -> llbuilder -> llvalue
1144 external build_not : llvalue -> string -> llbuilder -> llvalue
1147 (*--... Memory .............................................................--*)
1148 external build_alloca : lltype -> string -> llbuilder -> llvalue
1149 = "llvm_build_alloca"
1150 external build_array_alloca : lltype -> llvalue -> string -> llbuilder ->
1151 llvalue = "llvm_build_array_alloca"
1152 external build_load : llvalue -> string -> llbuilder -> llvalue
1154 external build_store : llvalue -> llvalue -> llbuilder -> llvalue
1155 = "llvm_build_store"
1156 external build_atomicrmw : AtomicRMWBinOp.t -> llvalue -> llvalue ->
1157 AtomicOrdering.t -> bool -> string -> llbuilder ->
1159 = "llvm_build_atomicrmw_bytecode"
1160 "llvm_build_atomicrmw_native"
1161 external build_gep : llvalue -> llvalue array -> string -> llbuilder -> llvalue
1163 external build_in_bounds_gep : llvalue -> llvalue array -> string ->
1164 llbuilder -> llvalue = "llvm_build_in_bounds_gep"
1165 external build_struct_gep : llvalue -> int -> string -> llbuilder -> llvalue
1166 = "llvm_build_struct_gep"
1168 external build_global_string : string -> string -> llbuilder -> llvalue
1169 = "llvm_build_global_string"
1170 external build_global_stringptr : string -> string -> llbuilder -> llvalue
1171 = "llvm_build_global_stringptr"
1173 (*--... Casts ..............................................................--*)
1174 external build_trunc : llvalue -> lltype -> string -> llbuilder -> llvalue
1175 = "llvm_build_trunc"
1176 external build_zext : llvalue -> lltype -> string -> llbuilder -> llvalue
1178 external build_sext : llvalue -> lltype -> string -> llbuilder -> llvalue
1180 external build_fptoui : llvalue -> lltype -> string -> llbuilder -> llvalue
1181 = "llvm_build_fptoui"
1182 external build_fptosi : llvalue -> lltype -> string -> llbuilder -> llvalue
1183 = "llvm_build_fptosi"
1184 external build_uitofp : llvalue -> lltype -> string -> llbuilder -> llvalue
1185 = "llvm_build_uitofp"
1186 external build_sitofp : llvalue -> lltype -> string -> llbuilder -> llvalue
1187 = "llvm_build_sitofp"
1188 external build_fptrunc : llvalue -> lltype -> string -> llbuilder -> llvalue
1189 = "llvm_build_fptrunc"
1190 external build_fpext : llvalue -> lltype -> string -> llbuilder -> llvalue
1191 = "llvm_build_fpext"
1192 external build_ptrtoint : llvalue -> lltype -> string -> llbuilder -> llvalue
1193 = "llvm_build_prttoint"
1194 external build_inttoptr : llvalue -> lltype -> string -> llbuilder -> llvalue
1195 = "llvm_build_inttoptr"
1196 external build_bitcast : llvalue -> lltype -> string -> llbuilder -> llvalue
1197 = "llvm_build_bitcast"
1198 external build_zext_or_bitcast : llvalue -> lltype -> string -> llbuilder ->
1199 llvalue = "llvm_build_zext_or_bitcast"
1200 external build_sext_or_bitcast : llvalue -> lltype -> string -> llbuilder ->
1201 llvalue = "llvm_build_sext_or_bitcast"
1202 external build_trunc_or_bitcast : llvalue -> lltype -> string -> llbuilder ->
1203 llvalue = "llvm_build_trunc_or_bitcast"
1204 external build_pointercast : llvalue -> lltype -> string -> llbuilder -> llvalue
1205 = "llvm_build_pointercast"
1206 external build_intcast : llvalue -> lltype -> string -> llbuilder -> llvalue
1207 = "llvm_build_intcast"
1208 external build_fpcast : llvalue -> lltype -> string -> llbuilder -> llvalue
1209 = "llvm_build_fpcast"
1211 (*--... Comparisons ........................................................--*)
1212 external build_icmp : Icmp.t -> llvalue -> llvalue -> string ->
1213 llbuilder -> llvalue = "llvm_build_icmp"
1214 external build_fcmp : Fcmp.t -> llvalue -> llvalue -> string ->
1215 llbuilder -> llvalue = "llvm_build_fcmp"
1217 (*--... Miscellaneous instructions .........................................--*)
1218 external build_phi : (llvalue * llbasicblock) list -> string -> llbuilder ->
1219 llvalue = "llvm_build_phi"
1220 external build_call : llvalue -> llvalue array -> string -> llbuilder -> llvalue
1222 external build_select : llvalue -> llvalue -> llvalue -> string -> llbuilder ->
1223 llvalue = "llvm_build_select"
1224 external build_va_arg : llvalue -> lltype -> string -> llbuilder -> llvalue
1225 = "llvm_build_va_arg"
1226 external build_extractelement : llvalue -> llvalue -> string -> llbuilder ->
1227 llvalue = "llvm_build_extractelement"
1228 external build_insertelement : llvalue -> llvalue -> llvalue -> string ->
1229 llbuilder -> llvalue = "llvm_build_insertelement"
1230 external build_shufflevector : llvalue -> llvalue -> llvalue -> string ->
1231 llbuilder -> llvalue = "llvm_build_shufflevector"
1232 external build_extractvalue : llvalue -> int -> string -> llbuilder -> llvalue
1233 = "llvm_build_extractvalue"
1234 external build_insertvalue : llvalue -> llvalue -> int -> string -> llbuilder ->
1235 llvalue = "llvm_build_insertvalue"
1237 external build_is_null : llvalue -> string -> llbuilder -> llvalue
1238 = "llvm_build_is_null"
1239 external build_is_not_null : llvalue -> string -> llbuilder -> llvalue
1240 = "llvm_build_is_not_null"
1241 external build_ptrdiff : llvalue -> llvalue -> string -> llbuilder -> llvalue
1242 = "llvm_build_ptrdiff"
1245 (*===-- Memory buffers ----------------------------------------------------===*)
1247 module MemoryBuffer = struct
1248 external of_file : string -> llmemorybuffer = "llvm_memorybuffer_of_file"
1249 external of_stdin : unit -> llmemorybuffer = "llvm_memorybuffer_of_stdin"
1250 external of_string : ?name:string -> string -> llmemorybuffer
1251 = "llvm_memorybuffer_of_string"
1252 external as_string : llmemorybuffer -> string = "llvm_memorybuffer_as_string"
1253 external dispose : llmemorybuffer -> unit = "llvm_memorybuffer_dispose"
1257 (*===-- Pass Manager ------------------------------------------------------===*)
1259 module PassManager = struct
1261 type any = [ `Module | `Function ]
1262 external create : unit -> [ `Module ] t = "llvm_passmanager_create"
1263 external create_function : llmodule -> [ `Function ] t
1264 = "LLVMCreateFunctionPassManager"
1265 external run_module : llmodule -> [ `Module ] t -> bool
1266 = "llvm_passmanager_run_module"
1267 external initialize : [ `Function ] t -> bool = "llvm_passmanager_initialize"
1268 external run_function : llvalue -> [ `Function ] t -> bool
1269 = "llvm_passmanager_run_function"
1270 external finalize : [ `Function ] t -> bool = "llvm_passmanager_finalize"
1271 external dispose : [< any ] t -> unit = "llvm_passmanager_dispose"